package com.atguigu.gulimall.member.exception;

/**
 * @NAME: UsernameException
 * @USER: wjj
 * @DATE: 2023/11/9
 * @TIME: 17:40
 * @DAY_NAME_FULL: 星期四
 * @PROJECT_NAME: gulimall
 */
public class UsernameException extends RuntimeException {


    public UsernameException() {
        super("存在相同的用户名");
    }
}
